GameServer Crash?

Hi, i've got problem with gameserver in CZF 4.5. Usually gs turns off after 5-7 hours. Can someone help me?
This is from dump file

Code:

Microsoft (R) Windows Debugger Version 6.11.0001.404 X86 Copyright (c) Microsoft Corporation. All rights reserved. Loading Dump File [C:\MuServer\GameServer\2010-2-24_3h10m0s.dmp] User Mini Dump File with Full Memory: Only application data is available Symbol search path is: *** Invalid *** **************************************************************************** * Symbol loading may be unreliable without a symbol search path. * * Use .symfix to have the debugger choose a symbol path. * * After setting your symbol path, use .reload to refresh symbol locations. * **************************************************************************** Executable search path is: Windows Server 2008/Windows Vista Version 6002 (Service Pack 2) MP (2 procs) Free x86 compatible Product: WinNt, suite: SingleUserTS Machine Name: Debug session time: Wed Feb 24 03:10:00.000 2010 (GMT+2) System Uptime: 8 days 5:59:37.167 Process Uptime: 0 days 9:17:35.000 ................................. *** ERROR: Symbol file could not be found. Defaulted to export symbols for ntdll.dll - This dump file has an exception of interest stored in it. The stored exception information can be accessed via .ecxr. (1c38.18e8): Access violation - code c0000005 (first/second chance not available) eax=0012e8c0 ebx=1c9b1018 ecx=000018e8 edx=77d45e74 esi=1c9b0fd8 edi=0012e8e4 eip=77d45e74 esp=0012e5a4 ebp=0012e5b4 iopl=0 nv up ei pl zr na pe nc cs=001b ss=0023 ds=0023 es=0023 fs=003b gs=0000 efl=00000246 ntdll!KiFastSystemCallRet: 77d45e74 c3 ret

I'm very sorry for my Bad English